Ansmart Car & Indoor Air Purifier Fresher with Hepa, Air Quality Sensor, Active Carbon Nano Photocatalyst Anion Ozone Generator - 24h Working - Solar Power/2000mah Battery/Car Charge Power - Black 1.	Adopts advanced active carbon HEPA(HEPA - High Efficiency Particulate Air) filter technology: Centralizedly and effectively filter various particles in air and completely capture minimum to 0.03micron suspended particles. The filter rate can be up to 99.98%. 2.	Adopts the latest technology of nano photocatalyst: Use advanced TiO2 light accelerant, faster and more completely decompose harmful volatile organic compounds inside the car, such as formaldehyde, ammonia, benzene, TVOC(etc.), deodorize unpleasant smells of cigarette smoke, alcohol and food, effectively kill suspended bacteria and viruses, and protect passengers from cross infection. 3.	Adopts space plasma purification technology: Eliminate dust and static electricity in air, purify polluted substance from car off-gas, such as carbon monoxide, nitrogen oxide, hydroxide, (etc.), and strongly kill various germs, the effectiveness rate can be above 99.5%. 4.	Adopts ozone disinfection: Make use of O3 function to kill various respiratory infectious bacteria, decompose organic gas, deodorize various unpleasant smells, and prevent bacteria virus spreading. 5. Adopts anion technology: Produce plenty of anion and active oxygen, create a natural forest-like environment, keep driver's brain sober, promote metabolism, adjust nerve function, relieve fatigue, ease stress and anxiety.